1.open routerlogin.net on your internet browser.
2.login with your username admin and password is password.
3.once you log in you will see advanced tab.
4.in advanced tab you will see vpn,so select vpn service and enable vpn.
Enter the router user name and password.
The user name is admin. The default password is password. The user name and password are case-sensitive.
It will take you to the Web Interface of the Netgear Router.
Now Select ADVANCED > Advanced Setup > VPN Service.
The VPN Service page displays.
Select the Enable VPN Service checkbox and click the Apply button.